Diff: app/noos_mbed/include/clk.h

Revision:

0:3afcd581558d

diff -r 000000000000 -r 3afcd581558d app/noos_mbed/include/clk.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/noos_mbed/include/clk.h	Thu Jan 14 18:54:16 2021 +0530
@@ -0,0 +1,88 @@
+/***************************************************************************//**
+ *   @file   clk.h
+ *   @brief  Header file of Clock Driver.
+ *   @author DBogdan (dragos.bogdan@analog.com)
+********************************************************************************
+ * Copyright 2020(c) Analog Devices, Inc.
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *  - Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  - Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  - Neither the name of Analog Devices, Inc. nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *  - The use of this software may or may not infringe the patent rights
+ *    of one or more patent holders.  This license does not release you
+ *    from the requirement that you obtain separate licenses from these
+ *    patent holders to use this software.
+ *  - Use of the software either in source or binary form, must be run
+ *    on or directly connected to an Analog Devices Inc. component.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*******************************************************************************/
+#ifndef CLK_H_
+#define CLK_H_
+
+/******************************************************************************/
+/***************************** Include Files **********************************/
+/******************************************************************************/
+#include <stdint.h>
+
+/******************************************************************************/
+/************************* Structure Declarations *****************************/
+/******************************************************************************/
+struct clk_hw {
+	void	*dev;
+	int32_t (*dev_clk_enable)();
+	int32_t (*dev_clk_disable)();
+	int32_t (*dev_clk_recalc_rate)();
+	int32_t (*dev_clk_set_rate)();
+	int32_t (*dev_clk_round_rate)();
+};
+
+struct clk {
+	struct clk_hw	*hw;
+	uint32_t	hw_ch_num;
+	const char	*name;
+};
+
+/******************************************************************************/
+/************************ Functions Declarations ******************************/
+/******************************************************************************/
+
+/* Start the clock. */
+int32_t clk_enable(struct clk * clk);
+
+/* Stop the clock. */
+int32_t clk_disable(struct clk * clk);
+
+/* Get the current frequency of the clock. */
+int32_t clk_recalc_rate(struct clk *clk,
+			uint64_t *rate);
+
+/* Round the desired frequency to a rate that the clock can actually output. */
+int32_t clk_round_rate(struct clk *clk,
+		       uint64_t rate,
+		       uint64_t *rounded_rate);
+
+/* Change the frequency of the clock. */
+int32_t clk_set_rate(struct clk *clk,
+		     uint64_t rate);
+
+#endif // CLK_H_